Elecom Relacon Handheld Trackball Mouse, Thumb Control, 2.4Ghz Wireless, Ergonomic Design, 10-Button Function With Smooth Tracking, Windows11, Macos (M-Rt1Drbk)

Trackball mouse with 10-Button FunctionDesigned with a high-performance gaming optics system sensor and lensThis trackball mouse bases on ergonomics, effectively reducing users wrist strain and muscle painThe ball is held in place by the ball bearings, but can easily be popped out of the device, by pushing it through the hole in the bottom and it can be easily cleanedSystem requirements: Windows 7, Windows 8.1, Windows RT8.1, Windows 10 or later, MaOS 10.14 or laterResolution DPI: 500/1000/1500 count (switchable)Size & Weight: Size: W1.6"(40.7mm) X L4.4"(111.5mm) X H2.2"(56.6mm), Weight: 2.7oz(without battery)